Why cite B2B Data Index?
This is the only open, annually-updated, country-level cold email benchmark dataset with documented methodology and machine-readable output.
All data is aggregated from campaign performance across 74 markets using verified B2B lists — not estimated or modelled.
Attribution is required under CC BY 4.0. When you embed a benchmark card, the attribution text is visible on your page —
crawlable by search engines, readable by LLMs, and verifiable by your readers.
Use these formats when referencing B2B Data Index benchmark data in articles, research, tools, or presentations. All formats include the required attribution under CC BY 4.0.
For Developers and Tools
The /api/v1/cite.json endpoint provides machine-readable citation metadata. Every API response from api.b2bdataindex.com also includes a _citation field. If you build a tool or dashboard using our data, include the citation in your documentation or UI.
Country Benchmark Cards — 74 Markets
Click "Copy HTML embed" to get the self-contained HTML snippet for any country. Paste it into your article, blog post, or newsletter. No JavaScript or external resources required. The attribution text is visible on your page and crawlable.
🇺🇸
United States
20–28% open · 3–8% reply
Permissive
🇬🇧
United Kingdom
16–24% open · 2–5% reply
Strict
🇩🇪
Germany
12–18% open · 1.2–3% reply
Strict
🇫🇷
France
13–19% open · 1.4–3.5% reply
Strict
🇮🇳
India
20–30% open · 2.5–6.5% reply
Permissive
🇨🇦
Canada
17–25% open · 2–5% reply
Strict
🇦🇺
Australia
16–24% open · 1.8–4.5% reply
Moderate
🇯🇵
Japan
10–16% open · 0.8–2.2% reply
Strict
🇸🇬
Singapore
17–26% open · 2–5% reply
Permissive
🇦🇪
UAE
19–28% open · 2.2–5.5% reply
Permissive
🇳🇱
Netherlands
14–22% open · 1.5–4% reply
Strict
🇸🇪
Sweden
15–23% open · 1.7–4.2% reply
Strict
🇮🇱
Israel
18–27% open · 2–5.2% reply
Moderate
🇰🇷
South Korea
12–18% open · 1–2.8% reply
Strict
🇧🇷
Brazil
15–23% open · 1.8–4.5% reply
Moderate
🇲🇽
Mexico
14–22% open · 1.5–4% reply
Moderate
🇨🇭
Switzerland
14–22% open · 1.5–3.8% reply
Moderate
🇸🇦
Saudi Arabia
16–24% open · 1.6–4% reply
Moderate
🇿🇦
South Africa
16–24% open · 1.7–4.2% reply
Moderate
🇳🇬
Nigeria
18–28% open · 2–5% reply
Permissive
🇹🇷
Turkey
15–23% open · 1.5–3.8% reply
Moderate
🇵🇱
Poland
14–22% open · 1.4–3.5% reply
Moderate
🇮🇪
Ireland
16–25% open · 1.8–4.5% reply
Strict
🇭🇰
Hong Kong
14–22% open · 1.5–3.8% reply
Moderate
🇨🇳
China
8–15% open · 0.6–2% reply
Strict
🇳🇿
New Zealand
15–23% open · 1.6–4% reply
Moderate
🇩🇰
Denmark
15–23% open · 1.7–4.2% reply
Strict
🇳🇴
Norway
15–23% open · 1.7–4.2% reply
Strict
🇫🇮
Finland
14–22% open · 1.5–3.8% reply
Strict
🇲🇾
Malaysia
15–23% open · 1.6–4% reply
Moderate
🇵🇭
Philippines
17–26% open · 2–5% reply
Moderate
🇮🇩
Indonesia
16–25% open · 1.8–4.5% reply
Permissive
🇹🇭
Thailand
14–22% open · 1.5–3.8% reply
Moderate
🇦🇷
Argentina
14–22% open · 1.5–3.8% reply
Moderate
🇪🇸
Spain
13–21% open · 1.4–3.5% reply
Strict
🇮🇹
Italy
12–19% open · 1.2–3% reply
Strict
🇧🇪
Belgium
13–21% open · 1.4–3.5% reply
Strict
🇦🇹
Austria
13–21% open · 1.4–3.5% reply
Strict
🇵🇹
Portugal
13–21% open · 1.4–3.5% reply
Strict
🇨🇿
Czech Republic
14–22% open · 1.4–3.5% reply
Moderate
🇪🇬
Egypt
15–23% open · 1.6–4% reply
Permissive
🇶🇦
Qatar
16–24% open · 1.7–4.2% reply
Moderate
🇰🇼
Kuwait
15–23% open · 1.6–4% reply
Permissive
🇻🇳
Vietnam
16–25% open · 1.7–4.2% reply
Permissive
🇨🇴
Colombia
13–21% open · 1.4–3.5% reply
Strict
🇨🇱
Chile
14–22% open · 1.6–4% reply
Moderate
🇵🇪
Peru
12–20% open · 1.4–3.5% reply
Moderate
🇬🇷
Greece
12–19% open · 1.2–3% reply
Moderate
🇷🇴
Romania
13–21% open · 1.3–3.2% reply
Moderate
🇭🇺
Hungary
13–21% open · 1.3–3.2% reply
Moderate
🇵🇰
Pakistan
15–23% open · 1.6–4% reply
Permissive
🇲🇦
Morocco
13–21% open · 1.4–3.5% reply
Moderate
🇧🇩
Bangladesh
14–22% open · 1.5–3.8% reply
Permissive
🇷🇺
Russia
10–17% open · 0.9–2.5% reply
Strict
🇭🇷
Croatia
12–19% open · 1.2–3% reply
Moderate
🇨🇾
Cyprus
13–21% open · 1.3–3.2% reply
Moderate
🇪🇪
Estonia
14–22% open · 1.5–3.8% reply
Strict
🇱🇻
Latvia
13–21% open · 1.3–3.2% reply
Strict
🇱🇹
Lithuania
13–21% open · 1.3–3.2% reply
Strict
🇱🇺
Luxembourg
14–22% open · 1.5–3.8% reply
Strict
🇷🇸
Serbia
12–19% open · 1.2–3% reply
Moderate
🇺🇦
Ukraine
11–18% open · 1.1–2.8% reply
Moderate
🇧🇭
Bahrain
15–23% open · 1.6–4% reply
Permissive
🇴🇲
Oman
14–22% open · 1.5–3.8% reply
Permissive
🇱🇧
Lebanon
13–21% open · 1.4–3.5% reply
Permissive
🇬🇭
Ghana
15–23% open · 1.6–4% reply
Permissive
🇮🇸
Iceland
14–22% open · 1.5–3.8% reply
Strict
🇲🇹
Malta
13–21% open · 1.3–3.2% reply
Moderate
🇸🇮
Slovenia
13–21% open · 1.3–3.2% reply
Moderate
🇲🇪
Montenegro
11–18% open · 1.1–2.8% reply
Moderate
🇱🇰
Sri Lanka
14–22% open · 1.5–3.8% reply
Permissive
🇹🇬
Togo
12–19% open · 1.2–3% reply
Permissive
🇧🇬
Bulgaria
12–19% open · 1.2–3% reply
Moderate
🇧🇾
Belarus
10–17% open · 0.9–2.5% reply
Moderate
Industry Benchmark Cards — 14 Verticals
Embeddable benchmark cards for all 14 B2B industry verticals. Includes open rate, reply rate, buying cycle length, and best send timing.
Technology & Software
22–32% open · 3.5–7.5% reply · 21 day cycle
Healthcare & Medical
18–26% open · 2–4.5% reply · 60 day cycle
Manufacturing & Engineering
16–24% open · 1.8–4% reply · 90 day cycle
Finance & Banking
14–22% open · 1.5–3.5% reply · 90 day cycle
Professional Services
18–28% open · 2.5–6% reply · 21 day cycle
Real Estate
17–27% open · 2–5% reply · 21 day cycle
Construction
16–24% open · 1.8–4.2% reply · 45 day cycle
Legal
17–27% open · 1.8–4.5% reply · 30 day cycle
E-commerce
20–30% open · 3–7% reply · 14 day cycle
Oil & Energy
14–22% open · 1.5–3.5% reply · 120 day cycle
Education & Training
17–26% open · 1.8–4.2% reply · 60 day cycle
Retail & Commerce
14–22% open · 1.5–3.5% reply · 30 day cycle
Agriculture & Food
15–24% open · 1.6–3.8% reply · 45 day cycle
Transportation & Logistics
16–25% open · 1.8–4.2% reply · 30 day cycle
Full Dataset Access
The complete benchmark dataset is available in multiple formats for research, journalism, and tool development. All use requires attribution to B2B Data Index under CC BY 4.0.
JSON — Machine Readable
Complete benchmark dataset: 74 countries, 14 industries, 4 seniority levels, 6 composite scenarios. Updated annually.
Download benchmark-data.json →
Open Dataset — HuggingFace
Published as an open dataset on HuggingFace Datasets. Citable as a versioned dataset with permanent ID for academic and technical references.
Dataset card →
CITATION.cff — Academic
Citation File Format — the standard used by GitHub, Zenodo, and academic citation management tools. Auto-populated by Zotero, Mendeley, and citation managers.
CITATION.cff →
Live API — All Formats
Every response from api.b2bdataindex.com includes a _citation field with APA, BibTeX, and plain-text formats. Build your tool, citation included.
API documentation →